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What is the difference between range and xrange functions in Python 2.X?
Apparently xrange is faster but I have no idea why it's faster (and no proof besides the anecdotal so far that it is faster) or what besides that is different about
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Difference between `mod` and `rem` in Haskell
What exactly is the difference between mod and rem in Haskell?
4 Answers
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JavaScript by reference vs. by value [duplicate]
...le does change the underlying object.
So, to work through some of your examples:
function f(a,b,c) {
// Argument a is re-assigned to a new value.
// The object or primitive referenced by the original a is unchanged.
a = 3;
// Calling b.push changes its properties - it adds
//...
How does Haskell printf work?
...dependently-typed languages. But there is some deep magic going on with Text.Printf that seems rather type-wonky.
1 Answe...
Remove tracking branches no longer on remote
...ple way to delete all tracking branches whose remote equivalent no longer exists?
34 Answers
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What is a sealed trait?
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A sealed trait can be extended only in the same file as its declaration.
They are often used to provide an alternative to enums. Since they can be only extended in a single file, the compiler knows every possible subtypes and can reason about it.
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Is JavaScript a pass-by-reference or pass-by-value language?
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Window.open and pass parameters by post method
...lues in the HTML code), just open an empty window and post a form to it.
Example:
<form id="TheForm" method="post" action="test.asp" target="TheWindow">
<input type="hidden" name="something" value="something" />
<input type="hidden" name="more" value="something" />
<input type...
Convert JavaScript string in dot notation into an object reference
...lso somewhat horrified. If one needs to convert dot-notation strings like "x.a.b.c" into references, it could (maybe) be a sign that there is something very wrong going on (unless maybe you're performing some strange deserialization).
That is to say, novices who find their way to this answer mu...
How to properly assert that an exception gets raised in pytest?
...ytest print traceback, so I would see where in the whatever function an exception was raised?
11 Answers
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